Doctor profile · Federal record

Dr. Jenna Nguyen, MD

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Allergy & Immunology (Internal Medicine) Physician · Menlo Park, CA

  • NPI 1437492147
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1300 Crane St
Menlo Park, CA 940254283
(650) 498-6500
Additional location
Po Box 742244
Los Angeles, CA 900742244

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
April 15, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
California #A136672

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437492147. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
9,807
Distinct HCPCS
10
Medicare allowed
$319,604
HCPCS Description Services Patients Avg allowed
J2357 Injection, omalizumab, 5 mg 6,374 16 $38
95004 Test for allergy using allergenic extract 1,300 25 $5
95165 Professional service for preparation and provision of 1 or more antigens 1,015 36 $20
95117 Professional service for multiple injections of allergen 475 27 $16
96372 Injection of drug or substance under skin or into muscle 287 27 $17
95115 Professional service for single injection of allergen 111 13 $13
99214 Established patient office or other outpatient visit, 30-39 minutes 79 63 $151
99215 Established patient office or other outpatient visit, 40-54 minutes 64 41 $209
99213 Established patient office or other outpatient visit, 20-29 minutes 40 33 $107
99203 New patient office or other outpatient visit, 30-44 minutes 27 27 $132

In context: peer comparison

Among 2 peers in Menlo Park Allergy & Immunology Physician, average services per provider: 617. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., INC. 1 $24.95

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
328
Patients
102
Total drug cost
$743,041
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 78 31 $1,364
Symbicort (Budesonide/Formoterol Fumarate) Brand 42 12 $20,650
Azelastine Hcl Generic 39 15 $2,758
Ipratropium Bromide Generic 33 14 $1,910
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 28 15 $1,058
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 27 0 $20,883
Levocetirizine Dihydrochloride Generic 23 0 $3,166
Epinephrine Generic 16 15 $2,471
Breo Ellipta (Fluticasone/Vilanterol) Brand 15 0 $6,372
Fluticasone Propionate Generic 14 0 $403

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jenna Nguyen's medical specialty?
Dr. Jenna Nguyen practices Allergy & Immunology Physician in Menlo Park, CA.
Where does Dr. Jenna Nguyen practice?
Dr. Jenna Nguyen practices at 1300 Crane St, Menlo Park, CA 940254283. Office phone: 6504986500.
What is Dr. Jenna Nguyen's NPI?
Dr. Jenna Nguyen's National Provider Identifier (NPI) is 1437492147, issued by NPPES.
Does Dr. Jenna Nguyen accept Medicare assignment?
Yes. Dr. Jenna Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jenna Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Injection, omalizumab, 5 mg (HCPCS J2357); Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165). Source: CMS Medicare Physician & Other Practitioners file.